a. For the distribution in Table 3.9 of Problem 3.60, find the mean deviation (a) about the mean1 answer below »

a. For the distribution in Table 3.9 of Problem 3.60, find the mean deviation (a) about the mean and (b) about the median. Use the results of Problems 3.60 and 3.70.

X

462

480

498

516

532

552

570

588

606

624

F

98

75

56

42

30

21

15

11

6

2

b. For the distribution in Table 3.11 of Problem 3.62, find the mean deviation (a) about the mean and (b) about the median. Use the results of Problems 3.62 and 3.72.

Class

Frequency

10 to under 15

3

15 to under 20

7

20 to under 25

16

25 to under 30

12

30 to under 35

9

35 to under 40

5

40 to under 45

2

Total

54

Jul 11 2021 03:54 AM

1 Approved Answer

Veena V
answered on
July 13, 2021

5
Ratings,(24 Votes)

(a):Mean deviation about Mean x f fx x-mean=D fD 462 98 45276 38.81461 3803.831 480 75 36000 20.81461 1561.096 498 56 27888 2.814607 157.618 516 42 21672 15.18539 637.7865 532 30 15960 31.18539 935.5618 552 21 11592 51.18539 1074.893 570 15 8550 69.18539 1037.781 588 11 6468...

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