1 This Question 1 pt This Test 20 pts Time Remaining 025847

1.

This Question: 1 pt This Test: 20 pts Time Remaining: 02:58:47 0 of 20 complete The frequency distribution below represents frequencies of actual low temperatures recorded during the course of a 31-day month. Use the frequency distribution to construct a histogram. Do the data appear to have a distribution that is approximately normal? Choose the correct histogram below A. Class A 39-44 B 45-50 C 51-56 D 57-62 E 63-68 F 69-74 G 75-80 ABCDEFG ABCDE FG Oc. 2 ABCDEFG ABCDE FG Do the data appear to have a distribution that is approximately normal? o A. No, it is not at all symmetric OB. No, it is approximately uniform. OC. Yes, it is approximately normal. OD. No, it is completely erratic

Solution

(1) B

C. Yes, it is approximately normal

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(2)The mean number of letters per word in Terry\'s book is 3.8

The median number of letter per word in Terry\'s book is 2

The mean number of letters per word in David\'s book is 2.5

The median number of letters per word in David\'s book is 2

B. Yes.

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(3)4+4+5+1+5+4 = 23

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(4) D

B