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Find the standard deviation, Sigma,

If sigma(t)^2 denotes the standard deviation in the quantity t^2, show thatsigma(t)^2=2tsigma(t) I don't even know where to
1. 1 answer
2. asked by Anna
3. 536 views
Use a calculator to find the mean and standard deviation of the data. Round to the nearest tenth.6,7,19,7,18,7 A. mean = 9;
1. 4 answers
2. asked by Veronika
3. 2,178 views
Find the standard deviation, Sigma, for the binomial distribution which has the stated values of n and p. Round your answer to
1. 2 answers
2. asked by todd
3. 2,301 views
Assume that adults have IQ scores that are normally distributed with a mean of \mu=105μ=105and a standard deviation
1. 1 answer
2. asked by mckenna lester
3. 891 views
Which answer showsi. The mean of the distribution of ii. The standard deviation of the distribution of iii. The mean of the
1. 1 answer
2. 92 views
In a population of 240 women,the heights of the women are normally distributed with a mean of 64.2 inches and a standard
1. 0 answers
2. asked by Joe
3. 1,236 views
Within a population, score has a normal distribution with a mean of mu = 100 and a standard deviation of sigma = 15 Apply the
1. 1 answer
2. 103 views
The male shoe sizes within a community are normally distributed with a mean of mu = 10 and a standard deviation of sigma = 1.5
1. 1 answer
2. 44 views
Assume that women's heights are normally distributed with a mean given by mu equals 63.4 in, and a standard deviation
1. 3 answers
2. asked by wendy
3. 948 views
150 students is 60 kg the mean of body is 70 kg withstandard deviation of 10 kg and mean weight of girls is 55 kg with standard
1. 4 answers
2. asked by Anonymous
3. 1,431 views