What type of data is the number of robberies reported in your
city?
What type of data is the number of robberies reported in your
city?
Solutions
Expert Solution
in my opinion statistics data is using for finding the
number of robberies reported in my city . It's easy to organising,
summerising, and interpreting the data.
The City Council has gathered data on the number of minor
traffic accidents and the number of youth football games that occur
in a town over a weekend
X (Soccer Games) 20 30 10 12 15 25 24
Y (minor accdnt) . 6 9 4 5 7 8 9
Plot the data
Develop the estimating equation that describes the data
Predict the number of minor traffic accidents that will occur on
a weekend during which 33 soccer games takes place
What type of bias is the primary concern of self-reported
data?
Select one:
a. Response bias
b. Length bias
c. Lead time bias
d. Information bias
e. Selection bias
For the following data, determine the correct data
type.
1- The number of protesters at a rally against a new
government initiative.
Qualitative
Quantitative (Discrete)
Quantitative (Continuous)
2- The height of buildings in a city.
Qualitative
Quantitative (Discrete)
Quantitative (Continuous)
3- The distance from your home to school.
Nominal
Ordinal
Interval
Ratio
4- The following table displays some data about the top
scoring NHL (National Hockey League) players in the 2017-2018
season, ranked by total points scored.
Player
Rank
Age...
The data below represent the ages of drivers and the number of
accidents reported for
each age group in Pennsylvania for a selected year. Use an excel
spreadsheet to
create a scatter plot and calculate the sample
correlation coefficient. At the α = 0.10
level, test for a significant correlation between age and number of
accidents.
Age, x
16
17
18
19
20
21
Number of accidents, y
6605
8932
8506
7349
6458
5974
The number of crimes reported (in millions) and the
number of arrests reported (in millions) by the U.S. Department of
Justice for 14 years is listed below.
Crimes 1.66 1.65 1.60 1.55 1.44 1.40 1.32 1.23 1.22 1.23
1.22 1.18 1.16 1.19
Arrests 0.72 0.72 0.78 0.80 0.73 0.72 0.68 0.64 0.63
0.63 0.62 0.60 059 0.60
1. Find the Mean, Median, Mode, and Mid-range for both
distributions of data.
2. Find the range, standard deviation, and variance for
both...
1) What is the mode, and with what type of data is it most appropriate? What is the median and with what type of data is it most appropriate? What is the mean, and with what type of data is it most appropriate? 2) For the following data, indicate which measure of central tendency you should compute. a. IQ scores b. Anxiety scores (which are skewed in the population) c. Blood types d. Course grades (e.g., A, A-, B+, B, etc.) 3) The...