The mean and standard deviation of a population being sampled are 64 and 6, respectively. if the sample size is 50, what is the standard error of the mean?

how do i find the standard error?

Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

Will mark brainlist what is the slope of the line passing through the points (-2, -8) and (-3,-9)? -7/5-5/71-1