Statistics Questions from Nov 07,2024

Browse the Statistics Q&A Archive for Nov 07,2024, featuring a collection of homework questions and answers from this day. Find detailed solutions to enhance your understanding.

error msg
Questions 22 Find the value \( k, k<0 \), such that the area under the standard normal curve between \( k \) and 0 is 0.27 . If the value of \( k \) is to be found using Microsoft Excel, which of the following commands/functions can be used? \( \begin{array}{l}\text { a) }=\text { NORM.S.INV( } 0,27) \\ \text { b) }=\text { NORM.INV(0,23) } \\ \text { c) }=\text { NORM.INV(0,27) } \\ \text { d) }=\text { NORM.S.INV(0,23) } \\ \text { e) }=1-\text { NORM.S.INV(0,27) }\end{array} \) Question 21 Find the value of \( c(c>0) \) such that the area under the standard normal curve between \( c \) and \( -c \) is 0.907 . a) 1.68 b) 1.33 c) 0.8186 d) 0.0465 Trascender Pregunta a tus compañeros de salon por su estatura, construye dos tablas de frecuencia con cinco clases, una para niños y otra para niñas; determina la mediana, la media, el histograma y el poligono de frecuencias de cada una. The data set below has 7 values. Find the mean absolute deviation for the data set. If necessary, round your answer to the nearest hundredth \[ 23,16,22,21,17,14,20 \] Mean absolute deviation: One student's quiz scores a math class are listed below. Quiz 1: 81 Quiz 2: 92 Quiz 3: 88 Quiz 4: 84 Quiz 5: 78 The mean of the five quiz scores is Charolette is looking for a 3-bedroom apartment with 2 bathrooms. The rents of six different apartments from the local area are listed below in dollars per month. Find the median. Apartment 1: \( \$ 1650 \) Apartment 2: \( \$ 1700 \) Apartment 3: \( \$ 2050 \) Apartment 4: \( \$ 2100 \) Apartment 5: \( \$ 1750 \) Apartment 6: \( \$ 2400 \) \$ \$2050 \$ \$1900 \$2075 Problems 7-8: Kiri is curious how many people think aliens exist. She asks 30 students in her class. 7. 12 students in Kiri's class say they think aliens exist. What percent of the class is that? \( \begin{array}{lll}\text { 8. Kiri's older brother also asks the } 25 \text { students in his class. } 11 \text { students say they think } \\ \text { aliens exist. Which class has a greater percent of students who think aliens exist? } \\ \begin{array}{lll}\text { A. Kiri's class } & \text { B. Kiri's brother's class } & \text { C. Same percent }\end{array}\end{array} \) 1. Students in a class were asked how many pets they had at home. Their answers are given below. \( 0,0,0,0,2,2,2,2,3,3,4,5,6,6,6,6,7,7,7,7,7,8,8,8,8 \) In Normal Distribution If \( x=800, \mu=700 \) and \( \sigma=19 \) then \( Z= \) ? In Normal Distribution If \( X=39, \mu=45 \) and \( \sigma=12 \) then \( Z=0.5 \)
Study can be a real struggle
Why not UpStudy it?
Select your plan below
Premium

You can enjoy

Start now
  • Step-by-step explanations
  • 24/7 expert live tutors
  • Unlimited number of questions
  • No interruptions
  • Full access to Answer and Solution
  • Full Access to PDF Chat, UpStudy Chat, Browsing Chat
Basic

Totally free but limited

  • Limited Solution
Welcome to UpStudy!
Please sign in to continue the Thoth AI Chat journey
Continue with Email
Or continue with
By clicking “Sign in”, you agree to our Terms of Use & Privacy Policy