5. In a single throw of a pair of dice, how many sample point(s) will have a sum of 12? a. 0 b. 1 с. 2 d. 3
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- he numbers of state parks found in selected states in three different regions of the country are listed below. South West New England 51 28 94 64 44 72 35 24 14 24 31 52 47 40 a. (15 pts) At a-0.05 can it be concluded that the average number of state parks differs by region? b. If there is a significant difference among the means, test each pair of means.• A) Given the data Pulse Rate (beats per minute) Mean St. Dev. Distribution Males 69.6 11.3 Normal Females 74.0 12.5 Normal a. Find the probability that a female has a pulse rate less than 60 beats per minute. b. Find the probability that a male has a pulse rate grater than 80 beats per minute. c. Find the probability that a m ale has a pulse rate between 65 beats per minute and 85 beats per minute. • B) Snow White. Disney World required that women employed as a Snow White character must have a height between 64 in and 67 in o Find the percentage of women meeting the height requirement o If the height requirements are changed to exclude the shortest 40% of women and the tallest 5% of women, what are the new height requirements?If the variance is 64, then what will be the value of o? O a. 4096 O b. 128 Oc.8 O d. 32
- A random sample of 100 women is selected and their average salary is $65,123. What conclusion can you make?Greg actually has a GPA of 4.60 What is the residual score? A) 2.59 B) -4.06 C) -3.06 D) 1.42 How much of the variance in GPA can be explained by the variance in social contacts? A) 20.00% B) 40.00% C) 16.00% D) 63.24% What is the standard error of the estimate? A) 2.23 B) 3.35 C) 2.43 D) 3.07The results of a two-factor analysis of variance produce df = 2, 36 for the F-ratio for factor A and df = 2, 36 for the F-ratio for factor B. How many participants are in each of the treatment conditions? A.) 4 B.) 5 C.) 6 D.) 10
- A statistics student claims that fewer than 10% of all females at CUNE have ever ridden a motorcycle. He asks 15 females in his statistics class and finds that only one has ever ridden a motorcycle. Can he use this data to test this claim? Why or why not? A. No, np 0 less than 5 B. No, the data come in matched pairs. C. Yes, we are comparing 2 proportions. D. Yes, the sample is random17.) What is the skew of the following data set X = [4; 5; 5; 6]?9. Which formula is applicable when dealing with data about the sample means? A. z = * В. пл (1-п) C. . *-H D. *-H
- 1. Suppose the proportion of American adults who work at home is 40%. For a random sample of 100 American adults, what is the distribution of the sample proportion?How would I solve this problem?4. Find each value requested for the distribution of scores in the following table. а. п b. ΣΧ C. Σχ f 1 4 2 3 3 2 5 1 3 UNG