Math, asked by dravillon, 10 months ago

The mean height of a group of 9 students including John is 170 with a standard deviation of 12. John is the tallest at 194 cm. calculate the mean height and standard deviation of the 8 students without John.

Answers

Answered by Anonymous
1

Answer:

hey mate

Step-by-step explanation:

What percent of students are between 170 centimeters and 180 centimeters in height? 16. 34. 68.

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