This topic contains a solution. Click here to go to the answer

Author Question: A population of 1,000 students spends an average of $10.50 a day on dinner. The standard deviation ... (Read 89 times)

lauraleepop

  • Full Member
  • ***
  • Posts: 141

A population of 1,000 students spends an average of $10.50 a day on dinner. The standard deviation of the expenditure is $3. A simple random sample of 64 students is taken.

a.What are the expected value, standard deviation, and shape of the sampling distribution of the sample mean?
b.What is the probability that these 64 students will spend a combined total of more than $715.21?
c.What is the probability that these 64 students will spend a combined total between $703.59 and $728.45?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by lauraleepop on Mar 25, 2023

JulianneMu

  • Full Member
  • ***
  • Posts: 155
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly




lauraleepop

  • Member
  • Posts: 141
Reply 2 on: Mar 25, 2023
Great answer, keep it coming :)


DylanD1323

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

For a complete list of videos, visit our video library