Primary advantages of the standard normal distribution
Determine the primary advantages of the Standard Normal Distribution that other normal distributions do not have?
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Suggest rolling two fair dice, one green and one red. Let R be the random variable which finds out the face value of the red die, and G be the random variable which finds out the face value of the green die.
The famous golfer tees off on the straight 400 yard par 4 and slices his drive to right. Drive goes 280 yards from tee. Using the 7-iron on the second shot.
In determining a 95% confidence interval estimate of average number of days absent for the company's workers last year what will be the standard error?
John(whose line of sight is 6 ft above horizontal) is attempting to find height of the tall oak tree. Evaluate height of tree rounded to nearest whole number.
From an edge of the 1000-foot cliff, angles of depression to two cars in valley below are 21* and 28*. How far apart are cars? Round the answer to nearest 0.1 ft.
The flagpole is perpendicular to horizontal but is on the slope which rises 10 degree from horizontal. Pole casts the 43-foot shadow down slope and angle of elevation of sun measured from slope is 36*. How tall is pole?
A national exam is given yearly to fifth graders. At one school they found 3 to 5 times as many erasures as at other schools, and 89% of those erasures resulted in correct answers as compared to less than 70% for other schools. Has there been tamp
In a random sample of 740 Americans, 33.5% indicated that they've a cat for a pet. Determine with 94% confidence the proportion of all Americans that have cats as pets. (Give the confidence interval in percentages.)
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Jane is doing a study about tattoos. She is interested in studying the idea of the "tramp stamp" (a tattoo in the small of a woman's back).
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