Question

Calculate arithmetic mean, median, mode and standard deviation for the following:

Class Interval- less than cf

10-19 - 7

20-29 - 22

30-39 - 40

40-49 - 65

50-59. - 95

60-69 - 115

70-79 - 131

80-89. - 138

90-99. - 140​

Answer 1

Answer:

I hope my answer was helpful

Step-by-step explanation:

"79" (and any subsequent words) was ignored because we limit queries to 32 words.