It is believed that 11 of all Americans are left handed A
Last updated: 4/29/2023
It is believed that 11 of all Americans are left handed A college needs to know how many left handed desks to place in the big lecture halls being constructed on its campus In a random sample of 150 students from that college whether or not a student was left handed was recorded for each student The college wants to know if the data provide enough evidence to show that students at this college have a lower percentage of left handers than the general American population State the random variable population parameter and hypotheses State the Type I and Type II errors in the context of this problem a The symbol for the sample variable involved in this problem is p The sampling distribution of this variable in context is as follows b The symbol for the parameter involved in this problem is p The wording for the parameter in context is as follows The percentage of all students from that college that are left handed c Fill in the correct null and alternative hypotheses Ho p Ha p The percentage of 150 randomly selected students from that college that are left handed 4