The following frequency table shows the grades received on an Accounting final exam: Grade Frequency 49.5 -

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Question:

The following frequency table shows the grades received on an Accounting final exam:

Grade Frequency

49.5 - 59.5 2

59.5 - 69.5 3

69.5 - 79.5 8

79.5 - 89.5 12

89.5 - 99.5 5

a) What is the mean grade? Round your answer to one decimal place. 79.5

b) What is the standard deviation? Round your answer to two decimal places.

Related Book For answer-question

Statistics Principles and Methods

ISBN: 978-0470904114

7th edition

Authors: Richard A. Johnson, Gouri K. Bhattacharyya

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Posted Date: Nov 07, 2022 03:32 AM

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The following frequency table shows the grades received on an Accounting final exam: Grade Frequency 49.5 -

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Statistics Principles and Methods

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