Convert a student score into a z-score

Assignment Help Basic Statistics
Reference no: EM13150697

The average SAT score at a regional university is u=710, and standard deviation q=60. Assume that the university has a normal distribution

1. convert a student score X=770 into a z-score.

2. How often does the university admit a student with an SAT score of X=770 or above?

Reference no: EM13150697

Questions Cloud

Basics of direct materials price variance : The standard costs and actual costs for direct materials for the manufacture of 2,500 actual units of product are as follows: Standard Costs Direct materials (per completed unit) 1.04 kilograms @$8.75 Actual Costs Direct materials 2,500 kilograms ..
What is the osmotic pressure of the resulting solution : A compound is found to have a molar mass of 598 g/mol. If 35.8 mg of the compound is dissolved in enough water to make 175 mL of solution at 25°C, what is the osmotic pressure of the resulting solution?
Free zone in central bank : What would happen if the Free Zone in central bank lowered the federal funds rate and buy securities on the open market? b-recommends that the central bank sua or lower the federal funds rate? why?
Calculate the molar mass of m and identify the metal : A solution of M(NO3)2 is electrolyzed. When a constant current of 2.50 amperes is applied for 35.0 minutes, 3.06 grams of the metal M is deposited. calculate the molar mass of M and identify the metal
Convert a student score into a z-score : The average SAT score at a regional university is u=710, and standard deviation q=60. Assume that the university has a normal distribution convert a student score X=770 into a z-score.
Show (with a graph) and explain the strike : Show (with a graph) and explain the strike and resulting negotiations for an inclusive labor union in a monopsony situation. Also, show (with a graph) and explain how an exclusive union increases wages
Find the effective annual interest rate : Find the effective annual interest rate (b) Use your result in (a) to find the value of the investment immediately after the 10th investment (use the algebraic form of any interest factors used).
Why deflation leads to mortgage defaults : Explain briefly why deflation leads to mortgage defaults.
What is the present worth of each of the deals : What is the present worth of each of the deals? Your company uses a MARR of 15% for this sort of analysis.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Find number of neurons-probability-sondition one is given

What is the number of neurons n such that the probability of more than n neurons have higher firing rates for Condition 1is 0.99?

  Steps of conducting a hypothesis test

Explain the general process and the steps included in conducting a hypothesis test? What is the difference between parametric and nonparametric hypothesis testing?

  What is the margin of error

If a 99% confidence interval is calculated to estimate the difference between the average hourly rates for each type of graduate, what is the margin of error? Assume both population standard deviations are equal.

  Constructing and understanding anova

Martin Motors has in stock three cars of the same make and model. The president would like to compare the gas consumption of the three cars (labeled car A, car B, and car C) using four different types of gasoline.

  Advantage in stating the hypothesis

There is an advantage in stating the hypothesis both in the null and in the alternative; it adds clarity to our thinking of what we are testing. Explain.

  Effect size-sat math scores

Compute the effect size for each of the following average SAT math scores. Remember SAT math is standardized such that u= 500 and standard deviation =100.

  Define the optimal value function

The objective is to maximize the expected net return. Define the optimal value function and give the optimality equation. Find the optimal policy.

  Random variable with standard deviation

The weight of the first orange minus the weight of the second orange) is a random variable with standard deviation and individual outcomes are uncertain but happen in a predictable manner through time.

  Find probability that candidate will be forecast as winner

If you select a random sample of 100 voters, what is the probability that a candidate will be forecast as the winner when. The true percentage of her vote is 50.1%?

  How large sample size is needed to estimate confidence

No information is available about its value. How large a sample size is needed to estimate it to within 0.15 with 99% confidence?

  Approximate normal having mean

The distribution of 9 ounce bags of a particular bag of potato chips is approximately Normal with a mean of 9.12 ounces and a standard deviation of 0.15 ounces.

  Probability that seat will be available for every person

If the airline sells 160 tickets for a flight that has only 155 seats, what is probability that a seat will be available for every person holding a reservation and planning to fly?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd