統計と確率
データ分析、確率分布、仮説検定、統計手法。
-
find the median for the data items in the given frequency distribution.…
\(3\)
-
a relief sculpture is a. a three - dimensional form of art that is mean…
c. a type of sculpture that contains objects embedded in a ground surface.
-
assume a significance level of $\\alpha = 0.01$ and use the given infor…
a. A. Fail to reject \(H_0\) because the P - value is greater than \(\alpha\) b. A. There is not sufficient evidence to warrant rejection of the claim that the mean pulse rate (in…
-
the body temperatures of a group of healthy adults have a bell - shaped…
\(99.7\)
-
a coin is tossed three times. an outcome is represented by a string of …
For \(HTT\): \(A:0\), \(B:1\), \(C:0\) For \(TTH\): \(A:0\), \(B:1\), \(C:0\) For \(HHT\): \(A:1\), \(B:0\), \(C:0\) For \(HHH\): \(A:1\), \(B:0\), \(C:0\) For \(THH\): \(A:0\), \…
-
which of the following best defines the italicized word in the sentence…
Learn means to be taught or study a new content area or skill.
-
a tablet has 5 choices for an operating system, 4 choices for a screen …
\(3840\)
-
craig is making 3 recipes for his party. he has a container of flour on…
C. \(-3\frac{1}{3}\)
-
determine the number of outcomes in the event. decide whether the event…
Yes, because event C has exactly one outcome.
-
determine the number of outcomes in the event. decide whether the event…
Yes, because event A has exactly one outcome.
-
true or false directions: place a \t\ in the space if the statement is …
1. T 2. F 3. T 4. T 5. F 6. F 7. F 8. T 9. T
-
question 4 of 10 the building of cotton mills in the south meant decrea…
D. dependence of the South on the North.
-
determine the number of outcomes in the event. decide whether the event…
Event A has \(1\) outcome. Event A is a simple event.
-
identify the sample space of the probability experiment and determine t…
C. \(\{11,12,13,14,15,16,21,22,23,24,25,26,31,32,33,34,35,36,41,42,43,44,45,46,51,52,53,54,55,56,61,62,63,64,65,66\}\)
-
identify the sample space of the probability experiment and determine t…
C. \(\{11,12,13,14,15,16,21,22,23,24,25,26,31,32,33,34,35,36,41,42,43,44,45,46,51,52,53,54,55,56,61,62,63,64,65,66\}\) There are \(36\) outcomes in the sample space.
-
attempts keep the highest / 1 8. study questions and problems #5 indica…
1. Understate 2. Overstate
-
the graph shows the distance in meters (m) and the time in minutes (min…
B. 30 meters/minute
-
identify the sample space of the probability experiment and determine t…
B. \(\{HH, HT, TH, TT\}\)
-
identify the sample space of the probability experiment and determine t…
D. \(\{FE,FU,SoE,SoU,JE,JU,SeE,SeU\}\)
-
attendance this past season for the pittsburgh points was $1\times10^{6…
\(3\times10^{1}\)
-
identify the sample space of the probability experiment and determine t…
The sample space is \(\{FE, FU, SoE, SoU, JE, JU, SeE, SeU\}\) (Option D). There are \(8\) outcomes in the sample space.
-
identify the sample space of the probability experiment and determine t…
D. \(\{FE,FU,SoE,SoU,JE,JU,SeE,SeU\}\)
-
question 8 1 pts a dog viciously attacked andrew when he was four, now …
Availability Heuristic
-
identify the sample space of the probability experiment and determine t…
The sample space is \(\{1, 2, 3, 4, 5, 6\}\) and the number of outcomes is \(6\).
-
identify the sample space of the probability experiment and determine t…
The sample space is \(\{1,2,3,4,5,6\}\) and the number of outcomes is \(6\).
-
the probability that an event will not happen is ( p(e)=\frac{1}{4} ). …
\(\frac{3}{4}\)
-
the number of newly reported crime cases in a county in new york state …
Regression Equation: \(y=-12.89x + 699.77\) Projected number of new cases for 2008: \(571\)
-
the probability that an event will happen is ( p(e) = 0.46 ). find the …
\(0.54\)
-
eight of the 100 digital video recorders (dvrs) in an inventory are kno…
\(0.92\)
-
you randomly select an integer from 0 to 24 (inclusively) and then rand…
\(0.0008\)
-
2 paragraph 10 - 12 image analysis worksheet chapter 2 of american born…
The analysis would detail how visual elements (same classroom setting, similar student body language) and textual elements (repeated teacher introductions) create parallels. Teach…
-
a random number generator is used to select an integer from 1 to 50 (in…
\(0\)
-
a random number generator is used to select an number from 1 to 50 (inc…
\(0.02\)
-
choose the three formulas that can be used to describe complementary ev…
C. \(P(E') = 1 - P(E)\), D. \(P(E)=1 - P(E')\), F. \(P(E)+P(E') = 1\)
-
7. medical specialities the following doctors were ob - served on staff…
a. \(\frac{7}{38}\) b. \(\frac{35}{38}\)
-
find the best fitting quadratic model for the data given.<image>12x² + …
\(1.2x^{2}+13x + 504.3\)
-
find the quadratic regression equation for the relationship of the hori…
\(-0.12x^{2}+2.11x + 4.22\)
-
find the height of the ball when it traveled a distance of 10 feet.
\(11.1\) ft
-
use the given points to find the equation of the line of best fit (regr…
\(y=\frac{3}{2}x^{2}+\frac{1}{2}x+0\) or \(y=\frac{3}{2}x^{2}+\frac{1}{2}x\)
-
the table shows the population of a town from 1996 to 2004. assume that…
\(P(t)=-0.2t^{2}+2.1t + 22.9\)
-
6. what is the meaning of \gracious\ a. cruel b. kind c. misleading d. …
B. kind
-
question #4 true or false: direct quotations from a text do not have to…
- Question #4: False - Question #5: Best - Question #6: Denotation
-
literary text evidence quick check which answer choice accurately defin…
a conclusion formed from evidence and reasoning
-
what does the word explicit mean? (1 point) reliable unambiguous releva…
unambiguous
-
5. college degrees awarded the table below represents the college degre…
a. Approximately \(0.707\) b. Approximately \(0.589\) c. Approximately \(0.0114\) d. Approximately \(0.731\)
-
question #13 true or false: to paraphrase means to put a writer or spea…
- Question #13: True - Question #14: True - Question #15: Details
-
body weight (kg) vs. brain weight (g) relation coefficient. r = ___0.09…
weak positive
-
victoria collected data about the number of cats that each of her class…
1. \(20\) 2. \(14\) 3. \(1\) 4. \(\frac{5}{20}=5\div20 = 0.25\), Percent \(=25\%\)
-
determine which numbers could be used to represent the probability of a…
C. \(0\), because probability values can equal \(0\); F. \(\frac{15}{15}\), because probability values can equal \(1\)
-
4. determine whether these events are mutually exclusive. a. roll two d…
a. Mutually exclusive. b. Not mutually exclusive. c. Mutually exclusive. d. Mutually exclusive.
-
4. what is the meaning of esolved\ a. decided b. doubted c. feared d. r…
A. decided
-
3. cards, dice, and students determine whether these events are mutuall…
a. Not mutually exclusive. b. Mutually exclusive. c. Mutually exclusive. d. Not mutually exclusive.
-
identify the type i error. you decide that the mean speed of your inter…
- **Type I Error**: You decide that the mean speed of your internet connection is more than 110 megabits per second, when, in reality, the speed of your internet connection is not…
-
the proportion of americans who have frequent migraines is 15.2% accord…
- **a**: \(H_0:p = 0.152\), \(H_a:p\lt0.152\) (the second option in part a) - **b**: A type 1 error would be concluding that the migraine treatment can reduce occurence of frequen…
-
question 6 which committee does most of the work on revenue bills ways …
Ways and Means
-
what is the linear regression of the data? what is the linear regressio…
\(y = 0.9x+0.9\) (rounded to the nearest tenth)
-
12 anti - semitism means prejudice against which group of people? chris…
Jews
-
gianna created the scatter plot shown. which would not be a reasonable …
B. The percentage of a project remaining
-
gianna created the scatter plot shown. which would not be a reasonable …
B. The percentage of a project remaining
-
a coin will be tossed three times, and each toss will be recorded as he…
Sample space: \(HHH, HHT, HTH, HTT, THH, THT, TTH, TTT\) Event that the second toss is heads: \(HHH, HHT, THH, THT\)
-
deja and michael each created a scatter plot and found the correlation …
A. Both scatter plots have strong association.
-
elaine collected data on the number of miles a flight travels and the c…
C
-
constructing a relative frequency distribution for grouped data kevin i…
| Quiz score | Relative frequency | |------------|--------------------| | \(79 - 83\) | \(0.29\) | | \(84 - 88\) | \(0.07\) | | \(89 - 93\) | \(0.50\) | | \(94 - 98\) | \(0.14\) |
-
10. a newspaper reporter wrote an article about the amount of a toxin f…
a. \(0.0025\) b. The reporter converted \(\frac{1}{4}\) to \(0.25\) but forgot to divide by \(100\) (as percentage means per - 100).
-
7 from unit 3, lesson 9 an airline company creates a scatter plot showi…
a. Yes, they are correlated. The correlation coefficient \(r=-0.52 eq0\), so there is a linear correlation (in this case, a moderate - negative linear correlation) between the nu…
-
interpreting a double bar graph lakes corporation has four departments.…
(a) Advertising (b) Advertising, Sales, Accounting (c) \(325\)
-
a small computer company runs four manufacturing plants, each of which …
(a) 450 (b) Eastside, Pineview (c) Eastside
-
2. word matcher every word has other words that have similar meanings o…
exile - outcast; harbor - haven (or port if considering noun sense of harbor); refuse - waste/rubbish/junk (if refuse is considered as noun).
-
question 10 of 10 what is meant by cultural lag? a. every culture has v…
C. Some aspects of culture change more slowly than others.
-
constructing a frequency distribution for non - grouped data (b) there …
\(9\)
-
toms electronics offers five models of cell phones (a, b, c, d, and e).…
| Model | Frequency | |-------|-----------| | A | 5 | | B | 4 | | C | 6 | | D | 4 | | E | 5 |
-
descriptive statistics constructing a frequency distribution for non - …
\(16\)
-
constructing a frequency distribution for non - grouped data there were…
| Image | Frequency | |-------|-----------| | 1 | 5 | | 2 | 4 | | 3 | 4 | | 4 | 7 |
-
i cant turn into a giant bat, and flap through the starry sky. i cant f…
The story is thrilling. The poem is formal.
-
image analysis worksheet chapter 2 of american born chinese directions:…
The wordless panels, through visual storytelling, show Jin's isolation. The lack of gutters in the top panels (continuous activity of others) and the elongated panel for Jin (emph…
-
read the details from zombies on the loose and a zombies confession. ho…
The story's zombie is clumsy and purposeless; the poem's zombie claims friendliness and uses arms for hugs.
-
my little brother is such a scaredy cat. without my glasses, im as blin…
These are idiomatic expressions. "Scaredy cat" means a timid person. "As blind as a bat" means having very poor eyesight.
-
fix any punctuation or capitalization errors below. click \submit answe…
Belle Bottom taught the first graders a new dance routine; meanwhile, I finished sewing their glittery costumes.
-
3. capitalize the title president when it refers to a current or former…
3. C. President Barack Obama 4. In the Japanese language, konnichiwa means "hello".
-
1. after three days of camping alone in the wilderness, emma looked daz…
frightened
-
read the first paragraph of hans essay about the middle ages. 1 in the …
4. Those serfs had certain rights, such as the right to a portion of the food they raised, but they were under tight supervision of the nobles.
-
we therefore beseech your majesty, that your royal authority and influe…
D. The colonists were still loyal to the king, while asking for relief from the various acts.
-
a restaurants average food preparation time was tracked from day to day…
between Sunday and Monday
-
a dog show enthusiast recorded the weight of the winning dog at recent …
Between 2012 and 2013
-
2. this is a learning quiz, so you can take the quiz two times. learn f…
True
-
as part of a literacy program, the administration of oakdale high schoo…
-108
-
isaac kept track of how long it took to finish his homework each day. t…
12
-
question what was the meaning behind the colonists slogan o taxation, w…
C. Colonists thought it was unfair they had no representation in Parliament.
-
1 look back how far does the blue whale swim in 1 minute? how did you g…
The unit rate is \(0.4\) miles per minute. It means that the blue whale swims \(0.4\) miles in one minute.
-
which element of prosperos character is best illustrated by this excerp…
D. He sees himself as superior to others
-
here are the results. • 13 girls and 14 boys chose \english\. • 10 girl…
| | Math | English | Total | |--------|------|---------|-------| | Girls | 10 | 13 | 23 | | Boys | 9 | 14 | 23 | | Total | 19 | 27 | 46 |
-
which is not a major factor leading to genocide? unequal distribution o…
distribution of power among ethnic groups.
-
question #8 read the passage. which theme in a rose for emily is being …
People are alienated. # Question #9
-
1.66 2.86 2.37 2.09 1.91 2.18 3.79 1.69 3.89 2.74 2.48 3.83 1.74 3.18 (…
(a) \(2.0\) (b) \(3.485\) (c) \(2.663\)
-
which prefix is not matched correctly to its meaning? dys: out of, outs…
Dys: out of, outside
-
the fact that ethnicity is defined as a socially constructed categoriza…
has different meanings, depending on the society.
-
question #12 in \a rose for emily\, why had the men sprinkled lime arou…
Question #12: to help get rid of the awful smell coming from Miss Emily's house Question #13: Absurdity
-
chapter test content page 16 of 20 question 16 5 points ______ reveal h…
C. trends
-
which of the following regressions represents the strongest positive li…
Regression 2
-
what is the median? 3 1 8 6 5
\(5\)