Question

The table below gives the number of orders received each day during the past 50 days at the office of a mail order company.

Number of Orders

10-12

13-15

16-18

19-21

Number of Days

4

12

20

14

The mean, median, standard deviation, and variance are (rounded to the hundredths place)

a. 12.50, 20.00, 2.50, 5.60

b. 12.5, 17, 2.75, 7.56

c. 16.64, 17.00, 2.75, 7.56

d. 16.65, 16.65, 2.754, 7.567

Answer 1

Adarash Date: II Solution 12 12- 6-18IS S-18.5 2.0 To CCF) 6.6 4-1-31.2% |--,27, 2334- 6.64 6.9696 3.6352 16.64- ו0129 -6-2 $92- 6-641)-289S8.os 44 3

Adarash Date 1 Page here t-20 1%

Adarash DateI Paga 25-1 6 20 三16.8s

Adarash Dato I Page 牛乡 215 37154 7.582:6 median-stind devyaae mean