An elementary school teacher learned that 40 percent of school ...

[jho37]

An elementary school teacher learned that 40 percent of school age children have at least 3 cavities. The teacher has 30 students in his class. What is the probability that 10 students from this class have at least 3 cavities?

Question 2

True or False An estimator is unbiased if the expected value of the sample statistic is the same as the actual value of the population parameter it is intended to estimate.
  Indicate whether the statement is true or false

[nicoleclaire22]

Answer to Question 1

0.1115

Answer to Question 2

T

[jho37]

Thank you

[nicoleclaire22]

Happy to help you