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Questions in this quiz (9)
1what is a population
- Athe entire group of whatever or whomever interested in studying
- Bthe town of fredriction
- Csample
2what is a sample
- Arandomly selected subset of the group of whatever ur interested in studing (ramdom sampling
- Bonly one aweser for this one sooooo
3independent variables?
- Aonly one answer dont get mess up
- Bthose that researcher manipulates
4what is dependent variables
- Awhat the researcher measures and expects to be affected by changes in the independent variable
- Battempts to change
- Cis always changed throughout whole experiment
5summation notation
- AA. tells us to find sum of
Xi tells us what scores to use - BN
E Xi =
i=1 - CC.add all numbers
- Dboth a and b
- AA. tells us to find sum of
6descrete varibles
- Aare no possible value between whole numbers
- Ball numbers are possible including decimals
- Conly possible numbers are decimals
7continuas
- Aidentified that they take on infinite values like decimals
- Bcan take on only whole numbers
- Ccan only take on fractions
8percentile point equation looks like
- AXl + (i/Fi) (cumfp - cumfl)
- BX +i/f (cumfp + cumfl)
- CXl + (i/Fi) (cumpf +cumfl)
9percentile rank equation look like
- Acumfi + (fi/i)(x-xi)/n * 100
- Bcumfi - (fi/i) (X-Xi) /N * 100
- Ccumfi -(i/fi)(X-Xi) / N *100
Information
- Description
- SEC II Mathematics Quiz on stats, created by makayla f on 13/10/2019.
- Author
- makayla f
- Language
- English
- Views
- 1
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