Question: Find the following with steps a. Mean b. Standard deviation c. Q1 d. Q3 e. Mode Class intervals Frequency -40 to -30 10 -30 to

Find the following with steps

a. Mean

b. Standard deviation

c. Q1

d. Q3

e. Mode

Class intervals Frequency

-40 to -30 10

-30 to -20 28

-20 to -10 30

-10 to 0 42

0 to 10 65

10 to 20 180

20 to 30 10

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