User Account

All Pages

Range of the midterm exam scores

Assignment Help Basic Statistics
Reference no: EM132198124

Midterm scores in a statistics class are shown below:

67,92,76,45,85,70,87,84,67,72

84,85,55,76,84,98,59,93,87,83

Complete the following distribution table using six classes: what is each categories: frequency, relative frequency, and cumulative relative frequency?

Scores:

40-49

50-59

60-69

70-79

80-89

90-99

What percentage of the midterm exam scores was at least 80?

Whats the range of the midterm exam scores?

Reference no: EM132198124

Questions Cloud

Write a program using the adc instruction to add : Write a program using the ADC (or add with carry) instruction to add these two 48 bit numbers and store the results at address 700H.
Find the probability that mimi scores : Find the probability that Mimi scores at least 5 of the 15 field goals. (Round the answer to 3 decimal places).
Write the definition which receives an integer parameter : Write the definition of a function oneMore, which receives an integer parameter and returns an integer that is one more than the value of the parameter.
Multiple regression model : Suppose a multiple regression model is given by y= -2.04x1 + 7.79x2 + 30.76. What would an interpretation of the coefficient of x1 ?be?
Range of the midterm exam scores : What percentage of the midterm exam scores was at least 80? Whats the range of the midterm exam scores?
Confidence interval for the proportion of all americans : Based on the sample 12?% reported watching 60 Minutes. What is the? 95% confidence interval for the proportion of all Americans that watch 60? Minutes?
What would an interpretation of the coefficient of x1 ?be : Suppose a multiple regression model is given by y=499x1 + 9.66x2 -20.52. What would an interpretation of the coefficient of x1 ?be?
Compute the standard? error : Use technology to compute the standard? error, the point estimate for s
Calculate the? z-score for this amount of advertising time : You watch the station for 1? hour, at a randomly selected? time, and carefully observe that the amount of advertising time is equal to 12 minutes.

Reviews

Write a Review

Basic Statistics Questions & Answers

  What is the shape meanexpected value and standard deviation

according to an irs study it takes a mean time of 330 minutes for taxpayers to prepare copy and electronically transfer

  Estimate the level of significance

Using the F table, estimate the level of significance for each. Indicate whether its likelihood of occurring is greater than or less than a p level shown

  Find the autocorrelation function

Let a random process consist of a sequence of pulses:- Find the mean function.- Find the autocorrelation function.

  Differences in young adults-use of the internet

The authors of the paper "Digital Inequality: Differences in Young Adults' Use of the Internet" (Communication Research [2008]: 602-621)

  What is the test statistic

What is the test statistic that she should use and what is the score for that statistic?

  Buying decisions for products and services

Can you please answer each question with 70 words or more using first person. How does social class impact buying decisions for products and services?

  Have major league batting averages changed over time

Have major league batting averages changed over time? If so, in what ways? Use the data in the batting data set to explore this question.

  Confidence interval to estimate the proportion of fans

Problem: A university would like to estimate the proportion of fans that purchase concessions at the first basketball game of the season. The basketball facility has a capacity of 3,600 and is routinely sold out.

  Difference in the variances

Random samples of 30 days each were selected and showed that in the winter months, the sample mean daily attendance was 300 with a standard deviation of 52, and the sample mean daily attendance for the summer months was 280 with a standard deviati..

  Indirect relationships

What is the underlying variable that indirectly correlates these 2 variables? What other variables could you identify as having an indirect relationship?

  Expressions for all sums of squares by dot-and-bar notation

Write out expressions for all sums of squares (in terms of the temperatures yijk m , using the dot-and-bar notation), including the (corrected) total sum of squares and error sum of squares.

  Calculate the mean, mode and median of the table of approved

Prepare a frequency distribution of ungrouped data including cumulative frequency (tally) for the table of approvedCalculate the mean, mode and median of the table of approved

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

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