Category: Statistics

what is the formula of combined mean

hello please help me with my assignment. I wasnt sure if if the answers are correct. I just want to make sure theyre good. Please give correction. And show the work through excel please. the statistical table and everything are on it

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Statistics Question

April 12, 2026

I need full help completing Problem Set #5 for PPD 303: Statistics for Policy, Planning, and Development. Please look over the PDF instructions very carefully and follow all of my professors exact instructions. I am also attaching the Excel data file, and you should use the Excel data to solve the questions when needed, especially […]

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What is internet

April 12, 2026

What is the internet. Explain 2 advantages and disadvantages?

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find the meadian to the following data .

April 11, 2026

A teacher recorded the marks obtained by 10 students in a mathematics test. The marks are given below: 45, 50, 55, 60, 65, 70, 75, 80, 85, 90

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Hi pleas I need help for my homework

April 11, 2026

Progress Check Use this activity to assess whether you and your peers can: Use summarized data to conduct a chi-square test of independence and interpret the conclusion in context. Directions Use the drop-down menu to learn about the three steps needed to complete this assignment. Three steps to complete the assignment Step 1: Review the […]

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Project 8

April 10, 2026

Question 1 Which IAT data set are you working with? Use StatCrunch and your unique IAT sample to estimate the mean age for the population of IAT participants at the 90% confidence level. Copy the contents of your StatCrunch output window and paste them into your response. (No need to type anything here – just […]

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Statistics Question

April 9, 2026

Hello attached is the the following my assignment I need help with. Its actually my exam. Ive attached the exam, my assignment, and also the corrected answers of the assignment on top of the statistical formulas and also the statistical table to look at.

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Population a mean

April 9, 2026

Use StatCrunch to find a one-sample T-interval to estimate a population mean. Interpret a confidence interval in context. Use a confidence interval to find the margin of error (MOE). Identify which of the two confidence intervals is more accurate. Identify which of the two confidence intervals is more precise. Directions Use the drop-down menu to […]

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Hi pleas I need help for my homework

April 9, 2026

Progress Check Use this activity to assess whether you and your peers can: If conditions are met, use the ANOVA F-test to examine the relationship between a categorical explanatory variable that has more than two values and a quantitative response variable. State the conclusion of an ANOVA F-test in context. Directions Use the drop-down menu […]