Genetics, Biostatistics

To find the mean of a set of numbers, add up all the items and divide by...

• 2
• The minimum
• The maximum
• The number of items

In order to find the median, the data must be sorted from least to greatest first.

• True
• False

----data is collected by the investigator himself

• Primary

• Secondary

Diagrams and graphs are tools of _____________

• presentation

• collection of data

• analysis

• None

Bar diagram is a

• One-dimensional diagram

• two-dimensional diagram

• diagram with no dimensional

• none of the above

The lower and upper class limits are 20 and 30.The mid value of the class is __________

• 10

• 25

• 30

• 50

Who is the Father of Genetics……………

• Correns   

• Mendel

• Tshermark

• De Vries  

External appearance of a character is expressed in the ratio of

• genotypic    

• phenotypic

•  both

• none

Crossing F1 individuals to any one of its parents is called _____________

The crossing of two plants differing in one character is called………………….

• monohybrid  

• dihybrid

•  test cross

• back cross