C. The following table shows the price of a text book for quantitive methods in different stores in Zambia: k113 k120 k123 k145 k146 k147 k166 Sorted prices for a text book k128 k129 k136 k139 k142 k143 k153 k159 k161 k163 k165 k172 k180 k183 k199 k126 k152 k153 k166 k167 k169 k169 k170 Assuming the prices are normally distributed; (i) Find the mean of the prices. (ii) Find the standard deviation of the prices. Page 2 of 4 (iii) Find the percentage of values within one standard deviation around the mean. (iv) Find the percentage of values within two standard deviations around the mean. (v) Find the percentage of values within three standard deviations around the mean.
C. The following table shows the price of a text book for quantitive methods in different stores in Zambia: k113 k120 k123 k145 k146 k147 k166 Sorted prices for a text book k128 k129 k136 k139 k142 k143 k153 k159 k161 k163 k165 k172 k180 k183 k199 k126 k152 k153 k166 k167 k169 k169 k170 Assuming the prices are normally distributed; (i) Find the mean of the prices. (ii) Find the standard deviation of the prices. Page 2 of 4 (iii) Find the percentage of values within one standard deviation around the mean. (iv) Find the percentage of values within two standard deviations around the mean. (v) Find the percentage of values within three standard deviations around the mean.
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter1: Functions
Section1.EA: Extended Application Using Extrapolation To Predict Life Expectancy
Problem 7EA
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