Caselaw

Class Action (Tel Aviv) 11278-10-19 Yehoshua Klein v. Oil Refineries Ltd. - part 188

January 13, 2026
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The witness, Prof. M.  Echo:         I know, and Dima knows even better

Adv. Dr. Tal Rotman:          You know that, but, right?

The witness, Prof. M.  Echo:         Yes. 

Adv. Dr. Tal Rotman:          You will agree with me that there is nothing in your opinion that shows that the answers have indeed been distributed normally.

The witness, Prof. M.  Echo:         I told you, I don't have the The data is here, I don't know how to tell you. 

Adv. Dr. Tal Rotman:          I ask about the opinion you submitted to the court

The witness, Prof. M.  Echo:         So I'm telling you that language is not written.

Adv. Dr. Tal Rotman:          Something in the opinion teaches us.. 

The witness, Prof. M.  Echo:         It doesn't say about it (In detail, pages 1219-1221)

  1. Lahad was later asked about a normal distribution and answered:

Adv. Dr. Tal Rotman:           Did you know that a condition for running a statistical test of Manova The fact that these are variables that are distributed normally?

The witness, Prof. M.  Echo: I know, and Dima knows even better.

Adv. Dr. Tal Rotman: You know that, but, right?

The witness, Prof. M.  Echo: Yes.

Adv. Dr. Tal Rotman: You will agree with me that there is nothing in your opinion that shows that the answers have indeed been distributed normally..

The witness, Prof. M.  Echo: I told you, I don't have the data here, I don't know how to tell you (page 1221, lines 16-23).

  1. Lykin was asked in this context of the survey and the Manova test , among others, as follows:

Adv. Dr. Tal Rotman:     The Value FCan you explain to us what it is?

The witness, Dr. D.  Laikin:     In general, what has been done here is a statistical test of the type Manova The idea is also because, in general, you take all these twenty-five statements and put them in some kind of shared content world.  Okay? Let's call it the perception of air quality, hazards, air pollution hazards.  I could, sorry, take all these statements, create a single index from them, and say perceptions and behaviors are mainly perceptions or behaviors as a result of air pollution, and not go down to resolutions.  In the end F It is a statistical value that is used as a result of tests performed to test differences between two groups for a particular variable.  F In this case, it reflects the differences between the groups. 

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