Q2: Assuming the mean of the following frequency table of a sample is (14). Class midpoint frequency x+4 10 X+4 3x+8 2x-4 a) Find the value of x b) Compute the variance c) Obtain class boundaries d)...

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Q2: Assuming the mean of the following frequency table of a sample is (14).<br>Class<br>midpoint frequency<br>x+4<br>10<br>X+4<br>3x+8<br>2x-4<br>a) Find the value of x<br>b) Compute the variance<br>c) Obtain class boundaries<br>d) Compute interquartile range (1QR)<br>15<br>20<br>

Extracted text: Q2: Assuming the mean of the following frequency table of a sample is (14). Class midpoint frequency x+4 10 X+4 3x+8 2x-4 a) Find the value of x b) Compute the variance c) Obtain class boundaries d) Compute interquartile range (1QR) 15 20

Jun 07, 2022

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Q2: Assuming the mean of the following frequency table of a sample is (14). Class midpoint frequency x+4 10 X+4 3x+8 2x-4 a) Find the value of x b) Compute the variance c) Obtain class boundaries d)...

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