Here are summary statistics for randomly selected weights of newborn girls: nequals247, x overbarequals30.4 hg, sequals7.2 hg. Construct a confidence interval estimate of the mean. Use a 90% confidence level. Are these results very different from the confidence interval 28.8 hgless thanmuless than31.0 hg with only 19 sample values, x overbarequals29.9 hg, and sequals2.8 hg? What is the confidence interval for the population mean mu?

He amount of carbon-14 present in animal bones t years after the animal's death is given by p(t)equals=upper p 0 e superscript negative 0.00012097 tp0e−0.00012097t. how old is an ivory tusk that has lost 26% of its carbon-14?

Explain how you can use the associative property to evaluate (7x50)x4.

Two students were asked if they liked to read. is this a good example of a statistical question? why or why not? a yes, this is a good statistical question because a variety of answers are given. b yes, this is a good statistical question because there are not a variety of answers that could be given. c no, this is not a good statistical question because there are not a variety of answers that could be given. no, this is not a good statistical question because there are a variety of answers that could be given