Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Statistics and Probability Expert

The mean score of a college entrance test is 500; the standard deviation is 75. The scores are normally distributed. What percent of the students scored below 320?

About 50.82%

About 34.13%

About 7.86%

About 0.82%

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M91017270

Have any Question?


Related Questions in Statistics and Probability

The local amateur football club spent 2289 on tickets to a

The local amateur football club spent ?$2289 on tickets to a professional football game. If the club bought 64 fewer fifteen dollar tickets than five dash eighths the number of twelve dollar ?tickets, how many tickets of ...

Sals market receives a box of jen amp barrys fast fresh

Sal's Market receives a box of Jen & Barry's Fast Fresh Salad BagsTM. Each box contains 16 Caesar salad bags, 20 tossed salad bags, and 12 shredded cabbage bags. Suppose that each type salad bag has an equal chance of be ...

A few years ago simon powell purchased a home for 250000

A few years ago, Simon Powell purchased a home for $250,000. Today, the home is worth $450,000. His remaining mortgage balance is $200,000. Assuming that Simon can borrow up to 70 percent of the market value, what is the ...

Research research and sample 5000 household concerning tv

Research research and Sample 5000 household concerning TV shows they watch. Based on the sample 18% reported watching 60 Minutes. What is the 95% confidence interval for the proportion of all Americans that watch 60 minu ...

Retail stores experience their heaviest returns on december

Retail stores experience their heaviest returns on December 26th and December 27th each year. The distribution for the Number of Items Returned (X) for Hilldale Macy's on those days last year is given in the table below. ...

How to calculate the sample space problem consider the

How to calculate the sample space? Problem: Consider the experiment of drawing two cards from a deck in which all picture cards have been removed and adding their values (with ace = 1)

Please help me study by helping me with this questionnbspif

Please help me study by helping me with this question. If D 0  = $3.50, g (which is constant) = 6.0%, and P 0  = $80, what is the stock's expected dividend yield for the coming year? The formula for calculating the first ...

Yixuan is building a tower out of lego pieces for the

Yixuan is building a tower out of Lego pieces. For the bottom layer of the tower, he has 12 large Lego blocks to choose from. Each of these large blocks is a different color and he has decided to use 5 of them for the bo ...

Suppose it is known that the response time of healthy

Suppose it is known that the response time of healthy subjects to a particular stimulus is a normally distributed random variable with a mean of 15 seconds and a variance of 16. What is the probability that a random samp ...

An insurance company will pay dave 220000 the market value

An insurance company will pay Dave $220,000 (the market value of the house) should his house be destroyed by fire during the year. In return, Dave pays the insurance company $1280 that year (called the "premium") for tha ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As