Standard Deviation Topic Questions
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We found 35 questions associated with the 'Standard Deviation' topic. Displaying results 11 - 20.
If the distribution of weekly study times reported by college students has a mean of 25 hours?
... with a standard deviation of 10 hours, this implies that a) A small minority study either less than 5 hours or more than 45 hours. b) A ...
Posted 3+ months ago | 0 answers | 
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Related topics: study, college, hour, student, standard, distribution, time, standard deviation, minority
Set of data has a mean of 10 kg. 5% have less than 4 kg. What is the standard deviation?
Math test tomorrow, need answer pls?
Posted 3+ months ago | 0 answers | | Open
Related topics: standard, tomorrow, math, maths, answer, standard deviation, data
Mathematics - 3. Looking at the key independent variable, Low self-control, what is the mean? What?
... is the standard deviation? What is the range? Perform some calculations to determine the range of scores on the low self-control scale in which ...
Posted 3+ months ago | 0 answers | | Open
Related topics: scale, key, score, range, standard, perform, mathematics, independent, self, standard deviation, calculation
Statistics: Confidence Interval?
6. Independent random samples were drawn from two normal populations assumed to have the approximately the same standard deviation, resulting in the ...
Posted 3+ months ago | 0 answers | | Open
Related topics: random, standard, confidence, population, independent, statistics, normal, statistic, standard deviation
What is the sigma level for the Upper Specification Limit?
LSL 950 USL 1300 mean 1150 standard deviation 67
Posted 3+ months ago | 0 answers | | Open
Related topics: sigma, upper, limit, level, standard, standard deviation
The number of hours spent per week on household chores by all adults has a mean of 27.3 hours and a?
... standard deviation of 9.5 hours. What is the probability that the mean number of hours spent per week on household chores by a sample of 60 ...
Posted 3+ months ago | 0 answers | | Open
Related topics: number, hour, week, adult, standard, spent, household, chores, numbers, probability, standard deviation
Help solving?
1-The marks obtained by a number of student in a certain subject are approximately normally distributed with a mean 70 and standard deviation 5. if 3 ...
Posted 3+ months ago | 0 answers | | Open
Related topics: number, student, standard, numbers, subject, standard deviation
Why are they the same?
Compare the formula values to the Descriptive Statistics table values for mean, median, mode, variance, and standard deviation (In my statistics ...
Posted 3+ months ago | 0 answers | 1 star | Open
Related topics: table, formula, standard, mode, statistics, statistic, standard deviation
Extensive records show that infants in a hospital nursery have a mean weight of 6 pounds 13 ounces?
... with a standard deviation of 30 ounces. Assuming that the distribution of the weights of these infants has roughly the shape of a normal ...
Posted 3+ months ago | 0 answers | | Open
Related topics: standard, weight, distribution, pound, record, normal, standard deviation
For the following data set, approximate the sample standard deviation of phone calls per day?
.... (Phone calls per day) / frequency 8-11 / 18 12-15 / 23 16-19 / ...
Posted 3+ months ago | 0 answers | | Open
Related topics: phone, standard, frequency, phones, days, day, standard deviation, data
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