SKU: 91956869111

Sample Size Illustrations, Confidence Intervals, & Margins of Error: Jeffreys Method Tables for Attorneys & Experts: 99 Percent Confidence Level

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Sample Size Illustrations, Confidence Intervals, & Margins of Error: Jeffreys Method Tables for Attorneys & Experts: 99 Percent Confidence LevelThis volume will assist both non statisticians and statisticians in determining an appropriate sample size to be taken and the confidence intervals and margins of error for samples that have already been taken using the Jeffreys method at the 99 percent confidence level. This volume is designed to help with a specific kind of sample, one in which each member can be assigned into one of two groups (defective or not, good or bad, working or unemployed,

This volume will assist both non-statisticians and statisticians in determining an appropriate sample size to be taken and the confidence intervals and margins of error for samples that have already been taken using the Jeffreys method at the 99 percent confidence level. This volume is designed to help with a specific kind of sample, one in which each member can be assigned into one of two groups (defective or not, good or bad, working or unemployed, married or single, yes or no, liked or disliked, etc.)
Sample sizes in this book range from one to 4,500 for determining sample size illustrations and one to 250 for determining confidence intervals and margins of error.
Tables for 80, 85, 90 and 95 percent confidence levels can be purchased as separate volumes from Walnut Oak Press.

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SKU: 91956869111

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J R
Belleville, US
★★★★★ 5
Good quality, stress, jeans I recommend them
Size: Large, Color: Beau Blue
Great fit I never seen jeans at stretch but they are comfortable. I tried to order a 30 for some reason they gave me a 36. It’s a little too big but I guess I’ll watch hot water. The waist will shrink. I’m gonna try to order another pair, but I want them in 34 not 36 and it’s giving me a problem when I try to order 34 pops up 36. I’ll figure it out but other than that nice jeans good quality
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Reviewed in the United States on February 9, 2026
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Linda L Landy
Port Orchard, US
★★★★★ 5
Comfortable Casual Jeans
Size: Medium, Color: Deep Blue
Soft material, perfect stretch without loosing its shape and super comfortable.
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Reviewed in the United States on April 19, 2026
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dan evans
San Leandro, US
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It’s nice and soft and fits well
Color: Slate Blue, Size: X-Large
The shirt is fantastic. It’s nice and soft and keeps me warm.
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Reviewed in the United States on May 16, 2026
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Daphne
Massapequa, US
★★★★★ 5
Great fit, good quality, stylish
Color: Light Grey, Size: X-Large
My husband loves the coofndy shirts! Now I get on every Christmas and on his birthday.
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Reviewed in the United States on May 5, 2026
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Val
Waukegan, US
★★★★★ 5
Not for anyone taller then 6”1
Color: Dark Blue, Size: 3X-Large
It was a great quality sweatshirt! I did end up returning it only due to the fact it was to short for my husband who’s 6”8. Other than that we both loved the color, comfort, and wearability! Plus the price was amazing.
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Reviewed in the United States on January 7, 2026

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