What is the surface area of a sphere with a diameter of 14 cm?
• 98pi cm squared
• 28pi cm sq...
Mathematics, 30.07.2021 08:00 BreBreDoeCCx
What is the surface area of a sphere with a diameter of 14 cm?
• 98pi cm squared
• 28pi cm squared
• 784pi cm squared
• 196pi cm squared
Answers: 3
Mathematics, 21.06.2019 18:20, nehaljay1883
The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%
Answers: 1
Mathematics, 21.06.2019 19:00, whitethunder05
Ineed to know the answer to this algebra question.
Answers: 1
Mathematics, 21.06.2019 23:30, stevenssimeon30
Jane has 5 nickels. john has 3 dimes. jane says she has a greater amount of money. with the information given, is she correct?
Answers: 3
Mathematics, 22.06.2019 00:30, madelyngv97
Arandomized controlled trial is designed to evaluate the effect of metoprolol in patients with heart failure. while preparing for statistical analysis, the researcher reviews some common types of statistical errors. which of the following statements is true regarding a type i error in a clinical study? a. the study is not significantly powered to detect a true difference between study groups. bthe null hypothesis is true but is rejected in error. c. the null hypothesis is false but is accepted in error. d. type i error is also known as beta and is usually 0.1 or 0.2. e. type i error depends on the study's confidence interval.
Answers: 1
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