

Статистикалық мәліметтер
Presentation
•
Mathematics
•
KG
•
Practice Problem
•
Hard
Айжамал Ибрагимова
Used 1+ times
FREE Resource
7 Slides • 13 Questions
1
2
Fill in the Blanks
3
Open Ended
What are some reasons samples are necessary?
4
5
Multiple Choice
What are the pros and cons of statistical methods as shown in the image?
Improving decision-making
Identifying trends
Making predictions
Requires accurate data
6
Multiple Choice
How can statistical questions help in making decisions?
Statistical questions rely solely on intuition for decision-making.
Statistical questions provide random guesses for decision-making.
Statistical questions provide a systematic approach to decision-making by using data analysis and interpretation.
Statistical questions are irrelevant in the decision-making process.
7
8
Fill in the Blanks
Type answer...
9
Fill in the Blanks
Type answer...
10
11
Multiple Choice
Range, standard deviation, and variance are values we can calculate from a data set. When the calculated values are large it mean the spread is large. If the values are small, then the data points are close to the mean. Which data set pictured, has points closet to the mean?
They have the same range
Set 2
Set 1
12
13
Fill in the Blanks
Type answer...
14
15
Open Ended
Joey recorded his heart rate, in beats per minute (bpm), after doing different numbers of jumping jacks. His results are shown in the table.
State the linear regression equation that estimates the heart rate per number of jumping jacks.
State the correlation coefficient of the linear regression equation, rounded to the nearest hundredth.
Explain what the correlation coefficient suggests in the context of this problem.
16
Multiple Choice
Using your graphing calculator determine the line of best fit and the correlation coefficient of the data in the table.
y = 4.6x - 347
r = .942
y = 4.6x - 347
r = .888
y = 4.6x + 347
r = .942
y = 4.6x + 347
r = .888
17
18
Multiple Choice
What is the importance of using statistical data in decision-making?
It provides subjective opinions
It helps in making emotional decisions
It is based on actual data
It is not useful for analysis
19
Multiple Choice
Why is it important to ask statistical questions?
Statistical questions are only useful for academic purposes.
Statistical questions provide insights into data and aid in decision-making.
Statistical questions are irrelevant in decision-making.
Statistical questions complicate data analysis.
20
Poll
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